<?php
namespace  app\api\service\token\driver;
use app\api\service\token\TokenInterface;

/**
 * app应用的具体实现，appid+appkey+secret
 * 要求：考虑数据签名，幂等性问题
 */
class AppToken implements TokenInterface{

    public function getAccessToken(){

    }

    public function createAccessToken(){

    }

    public function createSign(){

    }
    public function refreshToken(){

    }
}